Critical severity · published Apr 13, 2021
CVE-2021-21730
A ZTE product is impacted by improper access control vulnerability
9.8
CVSS
1%
EPSS
No
On KEV
Description
A ZTE product is impacted by improper access control vulnerability. The attacker could exploit this vulnerability to access CLI by brute force attacks.This affects: ZXHN H168N V3.5.0_TY.T6
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZH
Zxhn H168n Firmware · Zte
3.5.0_ty.t6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21730
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21730
Vendor Advisory
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014864
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